Answer Key

1 a.

-1.4

1 b.

8.32

2 a.

0.66

2 b.

-5.94

3 a.

-3.5

3 b.

-0.8

4 a.

6.1

4 b.

4.4

5 a.

2.31

5 b.

-6.4

6 a.

8.69

6 b.

-4.22

7 a.

-2.36

7 b.

2.05

8 a.

-1.6

8 b.

-0.54

9 a.

-3.4

9 b.

4.6

10 a.

0.7

10 b.

5.87

11 a.

2.23

11 b.

4.5

12 a.

6.3

12 b.

6.35

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